Solution for signing and sending PDF invoices in Portugal
As of December 31, 2026, PDF invoices in Portugal must meet the integrity and authenticity requirements established in Decree-Law No. 28/2019 to be considered valid documents.
The Business@Mail solution facilitates compliance with invoice signing and sending requirements, ensuring the traceability and legal storage of electronic documents. Integrate the solution into your management system for fast, secure, and easy invoice delivery to all your customers.